仰泳犯规情况为四式的各种犯规情况之首。仰泳转身动作经过改进后,由原来的触壁转身改为前滚翻转身,由于部分运动员对仰泳前滚翻转身规则的认识、理解以及技术掌握和运用上存在着一些问题,使仰泳犯规的人数直线上升。由于担心犯规受罚,仰泳前滚翻转身技术又被部分运动员拾而复弃,从而使他们失去了已经取得的速度优势,并且因此丧失夺标的机会。针对这一情况,笔者以2010年上海第十四届 Backstroke foul situation for the first four kinds of foul situations. Backstroke turn movement improved, from the original touch the wall turned to roll forward turned, due to some athletes on the backstroke rollover rule awareness, understanding and technical control and use of some problems, so that the number of backstroke foul straight up . Fearing foul penalties, the backstroke roll-over technique was again picked up by some athletes, leaving them lost the speed advantage they already achieved and losing the chance to win the bid. In response to this situation, the author of the 14th Shanghai 2010